Tread portion of an automobile tire



FIG. 1 is a perspective view of an automobile tire having the treadportion of the instant invention;

FIG. 2 is a front view thereof;

FIG. 3 is a left side view thereof; and,

FIG. 4 is a fragmentary enlarged view showing the details of the treadportion thereof.

Dashed lines in the drawing figures are intended to show environmentalstructure only, and form no part of the claimed design. The treadportion extends continuously around the tire, and therefore rear, rightside, top and bottom views are omitted.

The ornamental design for a tread portion of an automobile tire, asshown and described.